diff --git a/CHANGELOG.md b/CHANGELOG.md
index 198f6cc..bf009f4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,7 @@ For major (breaking) changes - version 3 and 2 see end of page.
 
 | Version        | Date           | Comment  |
 | -------------- | -------------- | -------- |
+| 4.34.2         | 2020-01-05     | `system()` uuid lowercase as in uuid() |
 | 4.34.1         | 2020-01-05     | `graphics()` nvidia-smi detection improved |
 | 4.34.0         | 2020-01-05     | `system()` added flag virtual |
 | 4.33.8         | 2020-01-04     | `virtualBox()` fix issue windows host |
diff --git a/docs/history.html b/docs/history.html
index f2421e4..b6f8c70 100644
--- a/docs/history.html
+++ b/docs/history.html
@@ -83,6 +83,11 @@
                   </tr>
                 </thead>
                 <tbody>
+                  <tr>
+                    <th scope="row">4.34.2</th>
+                    <td>2020-01-05</td>
+                    <td><span class="code">system()</span> uuid now lowercase - as in uuid()</td>
+                  </tr>
                   <tr>
                     <th scope="row">4.34.1</th>
                     <td>2020-01-05</td>
diff --git a/docs/index.html b/docs/index.html
index 2b714bf..420adde 100644
--- a/docs/index.html
+++ b/docs/index.html
@@ -169,7 +169,7 @@
       <img class="logo" src="assets/logo.png">
       <div class="title">systeminformation</div>
       <div class="subtitle"><span id="typed"></span></div>
-      <div class="version">Current Version: <span id="version">4.34.1</span></div>
+      <div class="version">Current Version: <span id="version">4.34.2</span></div>
       <button class="btn btn-light" onclick="location.href='https://github.com/sebhildebrandt/systeminformation'">View on Github <i class=" fab fa-github"></i></button>
     </div>
     <div class="down">
diff --git a/lib/system.js b/lib/system.js
index 5c1fb2f..5db0b73 100644
--- a/lib/system.js
+++ b/lib/system.js
@@ -51,7 +51,7 @@ function system(callback) {
           result.model = util.getValue(lines, 'product name');
           result.version = util.getValue(lines, 'version');
           result.serial = util.getValue(lines, 'serial number');
-          result.uuid = util.getValue(lines, 'uuid');
+          result.uuid = util.getValue(lines, 'uuid').toLowerCase();
           result.sku = util.getValue(lines, 'sku number');
           // }
           // Non-Root values
@@ -66,7 +66,7 @@ function system(callback) {
             result.model = result.model === '' ? util.getValue(lines, 'product_name') : result.model;
             result.version = result.version === '' ? util.getValue(lines, 'product_version') : result.version;
             result.serial = result.serial === '' ? util.getValue(lines, 'product_serial') : result.serial;
-            result.uuid = result.uuid === '' ? util.getValue(lines, 'product_uuid') : result.uuid;
+            result.uuid = result.uuid === '' ? util.getValue(lines, 'product_uuid').toLowerCase() : result.uuid;
           } catch (e) {
             util.noop();
           }
@@ -262,7 +262,7 @@ function system(callback) {
             result.model = util.getValue(lines, 'model', '=', true);
             result.version = util.getValue(lines, 'version', '=', true);
             result.serial = util.getValue(lines, 'ioplatformserialnumber', '=', true);
-            result.uuid = util.getValue(lines, 'ioplatformuuid', '=', true);
+            result.uuid = util.getValue(lines, 'ioplatformuuid', '=', true).toLowerCase();
             result.sku = util.getValue(lines, 'board-id', '=', true);
           }
           if (callback) { callback(result); }
@@ -283,7 +283,7 @@ function system(callback) {
               result.model = util.getValue(lines, 'name', '=');
               result.version = util.getValue(lines, 'version', '=');
               result.serial = util.getValue(lines, 'identifyingnumber', '=');
-              result.uuid = util.getValue(lines, 'uuid', '=');
+              result.uuid = util.getValue(lines, 'uuid', '=').toLowerCase();
               // detect virtual (1)
               if (result.model.toLowerCase() === 'virtualbox' || result.model.toLowerCase() === 'kvm' || result.model.toLowerCase() === 'virtual machine' || result.model.toLowerCase() === 'bochs' || result.model.toLowerCase().startsWith('vmware')) {
                 result.virtual = true;